The number of WordPress articles within a certain period of time

The number of WordPress articles in a certain period of time, the specific results can be viewed on Wu Leng Blog

1. function num_posts($days=1) {//$days is the set time day;
2. global $wpdb;
3. $today = gmdate('Y-m-d H:i:s', time() + 3600 * 8 ); //Get the current time
4. $daysago = date( "Y-m-d H:i:s", strtotime($today) - ($days * 24 * 60 * 60) ); //Today - $days
5. $result = $wpdb->get_results("SELECT ID FROM $wpdb->posts WHERE post_date BETWEEN '$daysago' AND '$today' AND post_status='publish' AND post_type='post' ORDER BY post_date DESC ");
6. foreach ($result as $Item) {
7. $post_ID[] = $Item->ID;//Write the published article ID into an array
8. }
9. $post_num = count($post_ID);// Output the number of elements in the array, the number of article IDs, that is, the number of published articles
10. $output .= ''.$post_num.'';//Output the number of articles
11. echo $output ;
12. }

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